The winning article for the July 2021 QST Cover Plaque award is “A Sensitive Field Strength Meter for Foxhunting,” by Woody White, KZ4AK.
The QST Cover Plaque Award — given to the author or authors of the most popular article in each issue — is determined by a vote of ARRL members on the QST Cover Plaque Poll web page. Cast a ballot for your favorite article today!
Review
Unboxing and Testing the Kenwood TH-D74A Triband DSTAR HT : Ham Radio 2.0
Kenwood has upgraded their game and jumped onto the DSTAR bandwagon. This Triband HT includes the 220MHz band, and is capable of DSTAR on all 3 bands.... Read more
Yaesu FTdx-10 First Look
Hybrid SDR Configuration: Like the FTDX101 series, the new FTDX10 utilizes the Yaesu Hybrid SDR configuration – Narrow Band SDR and Direct Sampl... Read more
Yaesu FT2DR Ham Radio Review. Is it better the second time around?
“Welcome to my review of the Yaesu FT2/DR. A dual band analog fusion APRS transceiver. The first time I used this radio it was a train wreck. Le... Read more
The PackTenna Mini 9:1 Random Wire Antenna Antenna
http://www.packtenna.com Read more
Equipment
ACOM Company Tour. HF power amplifier production
ACOM Company Tour. HF power amplifier production – ACOM 1010, ACOM 1000, ACOM 700S, ACOM 1200S, ACOM 1010, ACOM 1500, ACOM 2100 and ACOM 2000A. Read more
RM Italy HBF 1000 Automatic Low-Pass Filter, 1.8-55mhz, 1000W
Automatic Low-Pass Filter The HBF 1000 is a high power low pass filter, it’s designed to be used with a transceiever or amplifier to reduce the... Read more
CW Hotline a WiFi connected CW tool
Ham Radio Solutions is pleased to announce CW Hotline, a WiFi connected CW tool. CW Hotline was designed to provide a way to key a remote radio statio... Read more
Antenna
W3DZZ Multi-band Antenna 80-40-20-15-10m
Read on .pdf all information about the famous W3DZZ antenna – Download Here Read more
The 10/15/20 Meter Trap Vertical Antenna
“This antenna project came out very nice. It’s a rugged homebrew multi-band trap vertical antenna that works the 10, 15, and 20 met... Read more
![Antenna Polarization [ ARRL PODCAST ]](https://qrznow.com/wp-content/uploads/2019/07/AntennaPolarization-265x168.jpg)
Antenna Polarization [ ARRL PODCAST ]
Your antenna’s polarization can make a big difference in how well you can hear, and be heard — especially on VHF and up. Read more
Why use a J-Pole Antenna?
“A viewer asks: Why J-Pole antennas? I mean it’s a cool design and all, but some people swear by them. What advantages do they have? Lower... Read more
What can happen with a Horizontal Inverted Vee?
Ed, KN4RWQ, is thinking about taking his horizontal antenna and setting it up on its side to create an inverted vee. Would this work? Read more
App - Mobile
Remote Vacuum Relay Switch, RK-314
Features The RK-3xx series of switches uses vacuum relays. It is designed to switch coaxial lines in RF systems operating up to 5 kW continuous... Read more
Satellite Explorer Pro – IOS App
‘Satellite Explorer Pro’ is a tool for tracking satellites in real time. It is not a game. Be sure to visit the support web site http://ww... Read more
WSPR World Watch v2 – Andorid APP – Propagation Tool
This app answers the two basic questions facing radio amateurs:- Which band shall I use ? Where shall I point my beam ? It will be of interest to an... Read more
FlexRadio Systems Announces Partnership With DL8MRE – APP for Iphone
FlexRadio Systems and Marcus Roskosch, DL8MRE announced today a partnership to develop, market and sell a client interface application for both iPad®... Read more
GNU RADIO CODE FOR ANDROID NOW RELEASED
Supports the most recent version of GNU Radio (v3.8). Supports 32-bit and 64-bit ARM architectures (i.e., armeabi-v7a and arm64-v8a). Supports popular... Read more